Just for Men 1-Day Beard & Brow Color offers a quick, dye-free way to cover grays and fill in sparse areas for a fuller, more defined look. Simply brush it onto your beard or brows, let it set for five minutes, and enjoy color that lasts through the day. When you’re ready, wash it out with soap or beard wash and warm water. Each package provides up to 30 applications, and the formula comes in a variety of colors.